Finding the Fourth Proportional to 2,390.34, 3,300.39 and 1,595.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,390.34 : 3,300.39 = 1,595.55 : x
2. Step 2: Convert to fraction form
   2,390.34/3,300.39 = 1,595.55/x
3. Step 3: Cross multiply
   2,390.34x = 3,300.39 × 1,595.55
4. Step 4: Simplify right side
   2,390.34x = 5,265,937.26
5. Step 5: Solve for x
   x = 5,265,937.26/2,390.34
6. Step 6: Final answer
   x = 2,203.01